Curated OER
Number Theory: Scientific Notation
In this scientific notation learning exercise, students solve a total of 10 problems, writing numbers given in problems using scientific notation, then numbers given in scientific notation in standard form.
Curated OER
Death of the Dinosaurs
In this reading comprehension instructional activity, students read a 6-paragraph article regarding dinosaur extinction and respond to 5 short answer questions. Vocabulary words and definitions are included.
Curated OER
Pauli's Magical Water
Students predict the shape of molecules using VSEPR theory. In this chemistry lesson, students differentiate a polar and nonpolar molecule. They discuss why water's polarity is very important.
Curated OER
Electrical Conduction in Semiconductors
In this electronics instructional activity, students explore the properties of semiconductors to complete 17 short answer and problem solving questions.
Curated OER
Beads, Balls, and Beakers
Students analyze the amount of space required to pack round objects. In this geometry lesson, students practice using space economically by practicing packing spheres into beakers. They then translate this concept to molecules being...
Curated OER
Electricity and Magnetism
Fourth graders compare electricity and magnetism. In this science activity, 4th graders discuss the concepts of electricity and magnetism and brainstorm examples of electrical and magnetic forces.
Curated OER
Changes of State
Students examine molecules and the changes in energy of a system. In this energy systems lesson students complete a lab activity and describe changes of state.
Curated OER
What Really Matters When it Comes to Sound?
Students conduct experiments to learn about sound wave vibrations in objects and pitch. Students test how varying the volume of water in a vessel changes frequency and pitch.
Curated OER
Limiting Reagent
Students work in small groups with a small set of 8 nuts and 5 bolts to assemble into combinations of 1 nut: 1 bolt, and 2 nuts: 1 bolt. They explore the outcome and discuss. Then a student mixes two clear, colorless solutions together...
Curated OER
Advanced Sentence Completion Exercise 13
In this online interactive grammar skills worksheet, students examine 10 sentences that are missing words and select the appropriate words to complete each of the sentences and match them to the sentences. Student answers are...
Curated OER
An Ad for an Element
Students prepare an ad for an element, including properties and uses, in an attention getting format such as that used in the advertising business.
Curated OER
Extraction of DNA from White Onion
Students conduct lab test with minced onion to determine where chromosonal DNA is located within the cell, and whether or not it can be extracted.
Curated OER
Classifying Matter Game
Pupils identify the different states of matter. In this chemistry lesson, students differentiate the physical properties of the three states. They apply what they learned by playing a team game at the end of the lesson.
Curated OER
Quantum Physics
Students discuss the mass-energy relationship based on Einstein's work. They calculate the energy released in various scenerios and sketch diagrams for the Lyman, Balmer and Pfund Series. In groups, they discuss the role of photons and...
Curated OER
Colored H2 Balloon Explosions
Students perform an experiment in which they put different types of salts in a balloon, fill it with hydrogen gas, and ignite it. The electrons in the salt molecules are excited by the heat and release energy in the form of light. ...
Curated OER
How Can You Study Things You Can’t See Like: Atoms?
Students simulate how scientists studied things they can't see like atoms. In this chemistry instructional activity, students predict what is inside the numbered obsertainers. They design a way to investigate what's inside without...
Curated OER
Causal Patterns in Density Phenomena
Students consider the causes of density at a microscopic level. They then discover that one cause of density has to do with how many protons and neutrons the material contains.
Curated OER
States of Matter
Students categorize items into one of the three states of matter. They participate in a demonstration in which they represent particles of matter. Finally, they complete an experiment in which they "race" top see who can make acetone...
Curated OER
Structure of Matter
In this science puzzle worksheet, students solve a crossword puzzle related to matter. For example, "Scientist who discovered protons."
Curated OER
Chemistry 1 Practice Exam
In this chemistry practice test worksheet, students answer 30 multiple choice questions regarding chemical formulas and chemical names for compounds.
Curated OER
Cell physiology and chemistry
Students design an experiment to discriminate between chemical diffusion, osmosis, facilitated diffusion and active transport through a membrane. Be specific about predictions and interpretations!
Vision Learning
Visionlearning: Atomic Theory and Structure: Quantum Numbers and Orbitals
Explanation of advanced atomic theory using The Schrodinger equation.
Khan Academy
Khan Academy: Dalton's Atomic Theory
An article describing Dalton's atomic theory. Learn how this theory was the first attempt to describe a fundamental part of matter, atoms. Article also discusses where the theory is incorrect based on the knowledge we have today.
Vision Learning
Visionlearning: Atomic Theory: Wave Particle Duality and the Electron
An explanation of advanced atomic theory based on developed concepts from earlier scientific experimentation.